What are the schools like in Wilmington, IL?

Wilmington is served primarily by Wilmington CUSD 209U. The district operates 2 elementary schools, 1 middle schools, and 1 high schools with a student-to-teacher ratio of 14.6:1.

What is the median household income in Wilmington?

The median household income in Wilmington, IL is $66,538 according to the most recent US Census American Community Survey 5-year estimates. The unemployment rate is 4.2%.

What is the weather like in Wilmington, IL?

Wilmington has an average high temperature of 31.6°F in January and 84.9°F in July. Annual precipitation averages 40.5 inches and annual snowfall averages 18.4 inches.

Wilmington, IL Cost of Living, Crime & Is It a Good Place to Live? (2026)

Q: Is Wilmington, IL affordable or expensive?

Wilmington's cost of living index is 103, where 100 represents the national average. This means Wilmington is 3% more expensive than the average US city. The median home value is $196,900 and the median rent is $899 per month.

Q: What is the crime rate in Wilmington, IL?

Wilmington has a violent crime rate of 234.6 incidents per 100,000 residents and a property crime rate of 757.8 per 100,000. The national average violent crime rate is approximately 380 per 100,000.

Is Wilmington, IL a Good Place to Live?

Wilmington is a small town of 5,525 in Illinois, with a median household income of $66,538 and a 4.2% unemployment rate. Its cost of living index is 103 (US average = 100), which is 3% above the national average.

Strengths: Wilmington stands out for below-average home prices, lower-than-average crime, short average commutes.

Trade-offs: No major red flags stand out in the available data. Whether Wilmington is right for you depends on your priorities — the full breakdown is below.

All Wilmington city data on this page comes from official government sources — the US Census Bureau, FBI, NCES, BEA, and NOAA — updated annually.

Cost of Living

Index: 102.6

Wilmington's overall cost of living index is 102.6, where 100 represents the US national average. Living in Wilmington costs roughly 3% more than the average American city.

Metric	Wilmington, IL	National Avg
Median Home Value	$196,900	$244,900
Median Monthly Rent	$899	$1,163
Homeownership Rate	63.3%	65.9%
Median Household Income	$66,538	$74,755

Crime & Safety

Very Safe

Wilmington's violent crime rate is 234.6 per 100,000 residents — 38% lower than the national average of ~380 per 100,000.

Violent Crime

234.6 /100k

Property Crime

757.8 /100k

Vertical marker = national average. Source: FBI UCR Program.

Schools & Education

Wilmington is served primarily by Wilmington CUSD 209U. The student-to-teacher ratio is 14.6:1 (better than the national average of ~16:1).

Metric	Wilmington, IL	National Avg
School District	Wilmington CUSD 209U	—
Elementary Schools	2	—
Middle Schools	1	—
High Schools	1	—
Student/Teacher Ratio	14.6:1	16:1
Bachelor's Degree or Higher	19.6%	35.4%
High School Diploma or Higher	93.4%	91.1%

Weather & Climate

Wilmington sees average highs of 31.6°F in January and 84.9°F in July, with 40.5 inches of annual precipitation and 18.4 inches of snow per year.

Metric	Wilmington, IL
Average High — January	31.6°F
Average High — July	84.9°F
Annual Precipitation	40.5"
Annual Snowfall	18.4"

Demographics

Metric	Wilmington, IL	National Avg
Population	5,525	—
Median Age	43.9	38.9
Unemployment Rate	4.2%	3.7%
Avg Commute Time	24.0 min	26 min
White (non-Hispanic)	92.0%	59.3%
Black or African American	0.8%	13.6%
Hispanic or Latino	4.3%	18.9%
Asian	0.7%	6.3%
Under 18	16.8%	22.2%
65 and over	20.8%	16.8%

Nearby Cities

Lakewood Shores, IL 3 mi Lorenzo, IL 4 mi Rest Haven, IL 5 mi Braidwood, IL 5 mi Ritchie, IL 5 mi

ZIP Codes in Wilmington

Wilmington, IL is covered by 1 ZIP code:

60481

Wilmington vs Other Cities

Wilmington, IL vs Lakewood Shores, IL Wilmington, IL vs Lorenzo, IL Wilmington, IL vs Rest Haven, IL Wilmington, IL vs Braidwood, IL Wilmington, IL vs Ritchie, IL

Frequently Asked Questions

Is Wilmington, IL affordable or expensive?

Wilmington's cost of living index is 103, where 100 is the national average. That puts Wilmington roughly 3% above the national average in cost. The median home price is $196,900 and median rent is $899/month.

What is the crime rate in Wilmington, IL?

Wilmington's violent crime rate is 234.6 per 100,000 residents — the national average is ~380 per 100,000. Property crime is 757.8 per 100,000 (national avg ~2,100). Data from the FBI Uniform Crime Reporting Program.

What are the schools like in Wilmington?

Public schools in Wilmington are operated by Wilmington CUSD 209U. The district has 2 elementary, 1 middle, and 1 high schools. The student-to-teacher ratio is 14.6:1. 19.6% of adults 25+ hold a bachelor's degree or higher.

Is Wilmington, IL a good place to live?

Wilmington, IL has a population of 5,525, a median household income of $66,538, and an unemployment rate of 4.2%. Whether it's right for you depends on your priorities — use the compare tool above to stack it against another city you're considering.

What is the weather like in Wilmington?

Wilmington averages 31.6°F in January and 84.9°F in July. Annual rainfall is 40.5 inches with about 18.4 inches of snow per year. Based on NOAA 30-year climate normals (1991–2020).

What ZIP codes are in Wilmington?

Wilmington, IL is covered by 1 ZIP code: 60481.

What is the population of Wilmington?

The population of Wilmington, Illinois is 5,525 with a median age of 43.9. Source: US Census ACS 5-Year Estimates.

What are the pros and cons of living in Wilmington?

Key numbers for living in Wilmington: cost of living index 103 (100 = US average), median home $196,900, median household income $66,538, crime index 51 (100 = US average, lower is safer), schools rated C+. Whether these are benefits or drawbacks depends on where you're coming from — compare Wilmington side by side with your current city to see the trade-offs.